Company lists · Data refreshed September 2026
Top 25 Regulatory law firms based in Pittsburgh, United States
RevenueBase identified 42 regulatory law firms headquartered in Pittsburgh, United States as of September 2026 and tracks 8,328 professional contacts across them, including 4,124 with verified work emails. Across the United States, New York is the largest hub for this category (423 companies); Pittsburgh has 42.
This list covers regulatory law firms headquartered in Pittsburgh, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest regulatory law firms based in Pittsburgh, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 4,861 contacts → | ||||
Indirect evidence “At K&L Gates, we foster an inclusive and collaborative environment across our fully integrated global platform that enables us to diligently combine the knowledge and expertise of…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,197 contacts → | ||||
Strong evidence “Buchanan Ingersoll & Rooney is a national law firm with a proven reputation for providing progressive, industry-leading legal, business, regulatory and government relations advice…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 570 contacts → | ||||
Indirect evidence “Eckert Seamans Cherin & Mellott LLC has lawyers in offices throughout the United States, including Harrisburg, Philadelphia, and Pittsburgh, Pennsylvania; Boston, Massachusetts…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 400 contacts → | ||||
Indirect evidence “21 Offices | 11 States | 1 Firm Dickie, McCamey & Chilcote, P.C.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 357 contacts → | ||||
Indirect evidence “Our Commitment The Mission of Cipriani & Werner, P.C.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 310 contacts → | ||||
Indirect evidence “At Burns White LLC, we are committed to representing our clients with excellence.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 192 contacts → | ||||
Indirect evidence “As a collaborative and integrated group of attorneys, we work as a unified team, not as sole practitioners.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 131 contacts → | ||||
Indirect evidence “Pietragallo Gordon Alfano Bosick & Raspanti, LLP is a midsize business and litigation firm.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 68 contacts → | ||||
Partial evidence “Sherrard, German & Kelly is a Pittsburgh-based mid-size law firm with a long tradition of innovative client legal service that relates back to the 1870s.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 56 contacts → | ||||
Indirect evidence “From literally writing the book on Pennsylvania Commercial Litigation, to winning landmark cases about unfair trade practices, to pioneering the formation and approvals of charter…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 23 contacts → | ||||
Partial evidence “Marcus & Shapira LLP combines the efficiency and economy of a boutique law firm with the diverse practice and specialized expertise of the largest firms in the region.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 16 contacts → | ||||
Indirect evidence “Willman & Silvaggio, LLP is a national leader in managing, settling and litigating cases of all levels of complexity.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 15 contacts → | ||||
Indirect evidence “Healthcare doesn’t stand still - and neither do we.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 14 contacts → | ||||
Indirect evidence “Outsourced Compliance Group services registered investment advisors, commodity pool operators, and commodity trading advisors.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 8 contacts → | ||||
Indirect evidence “DEL SOLE CAVANAUGH STROYD LLC provides the highest quality legal services to private and publicly-held businesses, emerging companies and individuals.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 7 contacts → | ||||
Indirect evidence “Each year, countless individuals are harmed by corporate wrongdoing.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 6 contacts → | ||||
Partial evidence “Block & Associates is a full-service law firm dedicated to providing legal services to individuals and businesses.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 6 contacts → | ||||
Partial evidence “Founded in 1965, Wayman, Irvin, & McAuley, LLC is a law firm devoted to the zealous representation of its clients in a diverse range of legal matters.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 5 contacts → | ||||
Partial evidence “Founded in 2003, Audley Law Offices, PC is a boutique law firm focused on recovering and resolving aged and complex accounts for hospitals and health systems.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 5 contacts → | ||||
Partial evidence “With over 35 years of unparalleled expertise in legal recruiting, Carpenter Legal Search, Inc.(CLS) specializes in retained attorney search for corporations and law firms…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 4 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 4 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 4 contacts → | ||||
Indirect evidence “Carothers & Hauswirth LLP is led by its founding partners, Patrick Carothers and Gregory Hauswirth.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 3 contacts → | ||||
Partial evidence “Burke Cromer Cremonese, LLC was started in 2013 by Sheila Burke, John Cromer and Michael Cremonese, all former partners at a top ten law firm in Pittsburgh.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 3 contacts → | ||||
Indirect evidence “Located in Fifth Avenue Place in the heart of Pittsburgh's Golden Triangle, JonesPassodelis, PLLC, was founded on the premise that every client counts and results matter.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: regulatory law firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names regulatory law firms.
- Partial evidence
- Its own public description names part of regulatory law firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name regulatory law firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 42 regulatory law firms based in Pittsburgh, United States
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Regulatory law firms based in Pittsburgh, United States at a glance
As of Sep 29, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Pittsburgh, so it is reported there. Company counts and contact totals on this page are exact for Pittsburgh, over 42 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among regulatory law firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Pittsburgh, United States whose own description of what they do matches “regulatory law firms”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names regulatory law firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among regulatory law firms, and records with no verified work email. Companies headquartered outside Pittsburgh are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 4,124 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 29, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Regulatory law firms by metro in the United States
- Regulatory law firms in New York423
- Regulatory law firms in Washington302
- Regulatory law firms in Chicago230
- Regulatory law firms in Houston178
- Regulatory law firms in Los Angeles174
- Regulatory law firms in Atlanta164
- Regulatory law firms in Dallas160
- Regulatory law firms in Boston122
- Regulatory law firms in Miami116
- Regulatory law firms in San Diego106
- Regulatory law firms in San Francisco104
- Regulatory law firms in Austin103
- Regulatory law firms in Philadelphia96
- Regulatory law firms in Denver89
- Regulatory law firms in Portland72
- Regulatory law firms in Tampa67
- Regulatory law firms in New Orleans65
- Regulatory law firms in Phoenix65
- Regulatory law firms in Birmingham61
- Regulatory law firms in Seattle61
- Regulatory law firms in Minneapolis59
- Regulatory law firms in Irvine56
- Regulatory law firms in Sacramento48
- Regulatory law firms in Columbus45
- Regulatory law firms in Indianapolis45
- Regulatory law firms in Fort Lauderdale43
- Regulatory law firms in Coral Gables40
- Regulatory law firms in Raleigh40
- Regulatory law firms in Salt Lake City39
- Regulatory law firms in Cleveland38
- Regulatory law firms in Richmond38
- Regulatory law firms in Baltimore36
- Regulatory law firms in Las Vegas36
- Regulatory law firms in Nashville36
- Regulatory law firms in Oklahoma City36
- Regulatory law firms in Columbia35
- Regulatory law firms in Kansas City34
- Regulatory law firms in San Antonio34
- Regulatory law firms in Milwaukee33
- Regulatory law firms in Charlotte32
- Regulatory law firms in Jacksonville32
- Regulatory law firms in Boca Raton29
- Regulatory law firms in Tulsa29
- Regulatory law firms in Detroit28
- Regulatory law firms in Tallahassee28
- Regulatory law firms in Buffalo27
- Regulatory law firms in Annapolis25
- Regulatory law firms in Pasadena25
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names regulatory law firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many regulatory law firms are there based in Pittsburgh, United States?
RevenueBase identified 42 regulatory law firms headquartered in Pittsburgh, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
K&l Gates, headquartered in Pittsburgh, tops this list with the largest team on record.
Which city in the United States has the most regulatory law firms?
New York leads the United States with 423 headquartered companies, followed by Washington (302) and Chicago (230). Pittsburgh has 42.
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 4,124 verified decision-maker contacts tracked across these 42 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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